Hi all Manam Island in Papua New Guinea has been experiencing substantial explosive eruptions of late. Since it awoke again last year, there have been a number...
Hi all Rainier is very impressive from Paradise - hard to believe you are so close to the volcano yet so far from the summit. Its over 2km vertical from...
Hi all A false alarm caused panic in Orting after 3 of the 6 lahar warning sirens sounded. However Mount Rainier shows no sign of renewed activity. Rob ... ...
Hi all The rising crater lake level at Mount Ruapehu may have reached the point of no return. The crater lake level is now a full half metre higher than the...
HI All / Rob: The Nayarit area of Mexico has been active for more than two milion years. The town of Tepic is the capital of the area and sits on the flank of...
New Website Provides Information for Mount St. Helens 25th: http://www.fs.fed.us/gpnf/mshnvm/25th-anniversary/index.shtml VANCOUVER, WA -- Events and...
Hi all On May 18 is the 25th anniversary of the 1980 eruption of Mount St Helens. In recognition of the event World Volcanism will have a festive week ...
Hi all This USGS link has a good set of photographs which demonstrate the rapid onset of the July 22 1980 eruption, and why explosions pose a real danger to...
Hi all Mount Spurr in Alaska is becoming an increasingly hazardous place to ski and carry out other recreational activities, as volcanic unrest intensifies. ...
First off, yes I do realize that some of you, including Rob, are from New Zealand, but as this is *MY* first experience in New Zealand I thought I would spread...
Hi all There were 48 of them when Maori first settled the area about 800- 1000 years ago, which were converted to Pa's (fortresses)from which protected the...
Wow! Check out the VolcanoCam: http://www.fs.fed.us/gpnf/volcanocams/msh/images/mshvolcanocam.jpg There's a great photo of the plume on the KGW website: ...
Hi all That is not a small plume by any means. Gregg, did any warnings get issued for aviation? I can assume this to mean magma that could not degas in time...
Rob, I am not sure which Gregg you wanted info from...but I can give it to you. Significant Meteorology Warnings (SIGMETS) have been issued by the Aviation...
Hi all I doubt it. The May 18 eruption was massive because it had the interior of the cone (which largely does not exist now)to store magma and hot pressurised...
Dear all, I would like to suggest you all a visit to the site www.volcanoadventures.com to know a little about Dr. Rosaly Lopes, a planetary volcanologist and...
Hi all Anyone wanting to recognise Mount St Helens 25th anniversary will be interested in the day Mount St Helens awoke, which was March 20 1980 (the unrest...
Hi all Just had Professor Bill McGuire lecture my Hazard Management (HAZM 401) group on the Montserrat volcanic crisis. Bill mentioned contact with Chris...
Hi all Its a free world. Many think that the world was created in 6 days and that God rested on the 7th. Others believe natural hazards are a form of...
Hi all For those of you who read this in World Earthquakes, my apologies for the doubling up. Yahoo has changed the group format recently and there are a lot...
Hi all I was wondering when I read this if a clip from a BBC documentary that screened in 2000 called Volcanic Eruption, showed a pyroclastic back surge. I...
Hi all, Satellite imagery and radar imagery show an eruption cloud to over 50000 ft at Anatahan volcano north of Saipan and Guam in the Mariana Islands. This...
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